.box,.box1,.box2,.box3,.box4{
	height: 30px;
	width: 200px;
	padding-top: 50px;
	margin: 0 auto;
}
/*字体颜色*/
.siza{
	color: khaki;
}
/*对number进行修饰*/
.box3 input::-webkit-outer-spin-button,
.box3 input::-webkit-inner-spin-button{
	-webkit-appearance: none;
}
input[type="number"]{
 -moz-appearance: textfield;
}

